and at the canadian border environment in case there were those seeking to escape the scene. with respect to fema, i can, when saw the response in boston and a coordinated it was, even given the level of destruction, i would remind the committee that just last november, boston held a massive exercise on how to deal with a mass casualty event. and that exercise was the kind of exercise and exercise is supported by the committee through fema to local areas, and again increasing our ability for response and resilience. we have worked with the fbi and ietotate lct ross e critical infrarurs d oprators, and we've been reaching out to faith-based organizations, community organizations and others who want to know what they can do. we are implementing a number of security measures, both seen and unseen at airports, transit hubs within the maritime environment, and at ports of entry. the coast guard is provided security on the ferries in the boston area. viper teams are doing searches on terms of ground transportation, and the like. and, finally, with respect to the public, we do urge